DE69029223T2 - Measuring membrane for gas meter, manufacturing process therefor and gas meter working with it - Google Patents

Measuring membrane for gas meter, manufacturing process therefor and gas meter working with it

Info

Publication number
DE69029223T2
DE69029223T2 DE69029223T DE69029223T DE69029223T2 DE 69029223 T2 DE69029223 T2 DE 69029223T2 DE 69029223 T DE69029223 T DE 69029223T DE 69029223 T DE69029223 T DE 69029223T DE 69029223 T2 DE69029223 T2 DE 69029223T2
Authority
DE
Germany
Prior art keywords
gas meter
manufacturing process
measuring membrane
process therefor
working
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69029223T
Other languages
German (de)
Other versions
DE69029223D1 (en
Inventor
Seiji Tamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Tire Corp
Original Assignee
Toyo Tire and Rubber Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP1132186A external-priority patent/JPH0788903B2/en
Priority claimed from JP01234857A external-priority patent/JP3103082B2/en
Application filed by Toyo Tire and Rubber Co Ltd filed Critical Toyo Tire and Rubber Co Ltd
Application granted granted Critical
Publication of DE69029223D1 publication Critical patent/DE69029223D1/en
Publication of DE69029223T2 publication Critical patent/DE69029223T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
    • G01F3/02—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement
    • G01F3/20—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows
    • G01F3/22—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows for gases
    • G01F3/225—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows for gases characterised by constructional features of membranes or by means for improving proper functioning of membranes
DE69029223T 1989-05-25 1990-05-22 Measuring membrane for gas meter, manufacturing process therefor and gas meter working with it Expired - Fee Related DE69029223T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1132186A JPH0788903B2 (en) 1989-05-25 1989-05-25 Method for manufacturing diaphragm having uneven multi-groove structure
JP01234857A JP3103082B2 (en) 1989-09-11 1989-09-11 Measuring membrane for gas meter

Publications (2)

Publication Number Publication Date
DE69029223D1 DE69029223D1 (en) 1997-01-09
DE69029223T2 true DE69029223T2 (en) 1997-04-03

Family

ID=26466819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029223T Expired - Fee Related DE69029223T2 (en) 1989-05-25 1990-05-22 Measuring membrane for gas meter, manufacturing process therefor and gas meter working with it

Country Status (3)

Country Link
US (1) US5422064A (en)
EP (1) EP0399489B1 (en)
DE (1) DE69029223T2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6776603B1 (en) * 1999-07-13 2004-08-17 The Goodyear Tire & Rubber Company Bead curing finger mold
DE10226410A1 (en) * 2002-06-13 2004-01-08 Helsa-Werke Helmut Sandler Gmbh & Co. Kg Flexible elastomeric membrane, process for producing the same and its use
JP4231424B2 (en) 2004-01-19 2009-02-25 元 小野田 Membrane gas meter
CN100360910C (en) * 2006-01-17 2008-01-09 陈绍荣 Leather membrane assembly for gas meter
US8104397B2 (en) * 2008-09-30 2012-01-31 M&Fc Holding, Llc Gas metering diaphragm
FR3006231B1 (en) * 2013-05-29 2015-07-03 Faurecia Bloc Avant METHOD FOR MANUFACTURING A RIBBED COMPOSITE STRUCTURE
CN214101795U (en) * 2020-12-25 2021-08-31 瑞声光电科技(常州)有限公司 Sound membrane forming die

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376607A (en) * 1966-08-22 1968-04-09 Brown Machine Co Of Michigan Stripper actuating mechanism for differential pressure forming machines
FR1578519A (en) * 1967-09-04 1969-08-14
US3971840A (en) * 1973-03-27 1976-07-27 The Carborundum Company Production of high strength carbide fibers by heat treatment
US4024623A (en) * 1973-06-21 1977-05-24 Union Carbide Corporation Manufacture of isostress contoured dies
US4034054A (en) * 1974-09-20 1977-07-05 National Can Corporation Process for thermoforming hollow articles
US4123494A (en) * 1977-07-06 1978-10-31 Altulor Method and apparatus for reinforcing a hot shaped shell
US4214030A (en) * 1978-06-06 1980-07-22 Phillips Petroleum Company Thermoformable-crosslinkable ethylene polymer sheet per se and in laminate form and thermoformed sheet produced therefrom
GB2067455A (en) * 1979-02-20 1981-07-30 Rolls Royce Composite structure
US4315523A (en) * 1980-03-06 1982-02-16 American Flow Systems, Inc. Electronically controlled flow meter and flow control system
JPS59177604A (en) * 1983-03-28 1984-10-08 Fanuc Ltd Numerical control method
US4701293A (en) * 1985-09-24 1987-10-20 Grumman Aerospace Corporation Molding process and apparatus utilizing memory metal alloy springs
US4775470A (en) * 1986-05-20 1988-10-04 Cobe Laboratories, Inc. Diaphragm with magnet

Also Published As

Publication number Publication date
US5422064A (en) 1995-06-06
EP0399489B1 (en) 1996-11-27
EP0399489A2 (en) 1990-11-28
DE69029223D1 (en) 1997-01-09
EP0399489A3 (en) 1992-04-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee